This calculator helps you estimate the cost of a construction project based on various factors such as labor, materials, and overhead. By inputting the details of your project, you can get a clearer picture of the expected expenses.
Estimated Project Cost: $0.00
function calculateConstructionRate() {
var laborHours = parseFloat(document.getElementById("laborHours").value);
var laborRatePerHour = parseFloat(document.getElementById("laborRatePerHour").value);
var materialCost = parseFloat(document.getElementById("materialCost").value);
var equipmentRentalCost = parseFloat(document.getElementById("equipmentRentalCost").value);
var overheadPercentage = parseFloat(document.getElementById("overheadPercentage").value) / 100;
var profitMarginPercentage = parseFloat(document.getElementById("profitMarginPercentage").value) / 100;
var isValid = true;
if (isNaN(laborHours) || laborHours < 0) {
isValid = false;
alert("Please enter a valid number for Total Labor Hours.");
}
if (isNaN(laborRatePerHour) || laborRatePerHour < 0) {
isValid = false;
alert("Please enter a valid number for Labor Rate per Hour.");
}
if (isNaN(materialCost) || materialCost < 0) {
isValid = false;
alert("Please enter a valid number for Total Material Cost.");
}
if (isNaN(equipmentRentalCost) || equipmentRentalCost < 0) {
isValid = false;
alert("Please enter a valid number for Equipment Rental Cost.");
}
if (isNaN(overheadPercentage) || overheadPercentage < 0) {
isValid = false;
alert("Please enter a valid number for Overhead Percentage.");
}
if (isNaN(profitMarginPercentage) || profitMarginPercentage < 0) {
isValid = false;
alert("Please enter a valid number for Profit Margin Percentage.");
}
if (!isValid) {
document.getElementById("estimatedCost").innerText = "$0.00";
return;
}
var totalLaborCost = laborHours * laborRatePerHour;
var directCosts = totalLaborCost + materialCost + equipmentRentalCost;
var overheadCost = directCosts * overheadPercentage;
var totalCostBeforeProfit = directCosts + overheadCost;
var profitAmount = totalCostBeforeProfit * profitMarginPercentage;
var estimatedProjectCost = totalCostBeforeProfit + profitAmount;
document.getElementById("estimatedCost").innerText = "$" + estimatedProjectCost.toFixed(2);
}
.construction-calculator {
font-family: Arial, sans-serif;
border: 1px solid #ccc;
padding: 20px;
border-radius: 8px;
max-width: 600px;
margin: 20px auto;
background-color: #f9f9f9;
}
.construction-calculator h2 {
text-align: center;
color: #333;
margin-bottom: 20px;
}
.construction-calculator p {
text-align: center;
color: #555;
margin-bottom: 30px;
line-height: 1.5;
}
.calculator-inputs {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 20px;
margin-bottom: 30px;
}
.input-group {
display: flex;
flex-direction: column;
}
.input-group label {
margin-bottom: 8px;
font-weight: bold;
color: #444;
}
.input-group input {
padding: 10px;
border: 1px solid #ccc;
border-radius: 4px;
font-size: 16px;
}
.construction-calculator button {
display: block;
width: 100%;
padding: 12px 20px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
font-size: 18px;
cursor: pointer;
transition: background-color 0.3s ease;
margin-bottom: 20px;
}
.construction-calculator button:hover {
background-color: #0056b3;
}
.calculator-results {
text-align: center;
border-top: 1px solid #eee;
padding-top: 20px;
}
.calculator-results h3 {
color: #333;
font-size: 22px;
}
.calculator-results span {
font-weight: bold;
color: #007bff;
}